Why is it helpful to estimate the answer before adding or subtracting decimals?
1 answer:
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Answer:
Time taken by Franklin to shovel alone is 65.5 minutes.
Step-by-step explanation:
Let the time taken by Franklin to shovel alone = x minutes.
Since, the time taken by Angela to shovel = 180 minutes and the time taken by both = 48 minutes.
Then, we have,
Amount of shoveling done in 1 minute by Angela =
Amount of shoveling done in 1 minute by both =
Amount of shoveling done in 1 minute by Franklin=
So, we have,
i.e.
i.e.
i.e.
i.e.
i.e. x= 65.5 minutes
Thus, the time taken by Franklin to shovel alone is 65.5 minutes.
Answer:
Step-by-step explanation:
V =
a = 3
h = 8
If we put this on out formula, it would look:
V =
V = 9
= 2.67
V = 9 x 2.67
V = 24.03
Round to the nearest whole number:
24.03 = 24